package com.nuliji.util.shiro;

import org.apache.commons.lang3.time.FastDateFormat;
import org.apache.shiro.authc.*;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;

/**
 * Created by GaoJie on 2017/11/3.
 */
public class UserRealm extends AuthorizingRealm {
    private static final FastDateFormat dateFormat = FastDateFormat.getInstance("yyyy-MM-dd HH:mm:ss");
    private static final Logger logger = LoggerFactory.getLogger(UserRealm.class);

    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
        String className = UserRealm.class.getName();
        boolean selected = false;
        for(String realmNames: principalCollection.getRealmNames()){
            if(realmNames.contains(className)) selected = true;
        }
        if(!selected) return null;
        ArrayList<String> roleAuthorization = new ArrayList<String>();
        SimpleAuthorizationInfo sa = new SimpleAuthorizationInfo();
        roleAuthorization.add("user");
        sa.addRoles(roleAuthorization);
        return sa;
    }

    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {
        UsernamePasswordToken token = (UsernamePasswordToken) authenticationToken;

        return new SimpleAuthenticationInfo(token, token.getPassword(), getName());
    }
}
